| Glastonbury to Cortona | 875.93 mi (1,409.68 km) |
| Glastonbury to Cosenza | 1,227.05 mi (1,974.75 km) |
| Glastonbury to Cossato | 630.01 mi (1,013.91 km) |
| Glastonbury to Costa Volpino | 690.85 mi (1,111.82 km) |
| Glastonbury to Creazzo | 756.85 mi (1,218.03 km) |
| Glastonbury to Crema | 694.83 mi (1,118.23 km) |
| Glastonbury to Cremona | 718.23 mi (1,155.89 km) |
| Glastonbury to Crevalcore | 778.63 mi (1,253.08 km) |
| Glastonbury to Crispiano | 1,198.44 mi (1,928.70 km) |
| Glastonbury to Crosia | 1,232.10 mi (1,982.88 km) |
| Glastonbury to Crotone | 1,269.32 mi (2,042.78 km) |
| Glastonbury to Cuneo | 666.45 mi (1,072.55 km) |
| Glastonbury to Cuorgne | 619.88 mi (997.60 km) |
| Glastonbury to Cusano Milanino | 668.09 mi (1,075.19 km) |
| Glastonbury to Cutro | 1,267.05 mi (2,039.12 km) |
